The average classroom pencil can write about 45,000 words or draw a line 35 miles long.

The largest high school in America, which is Morton High School in Illinois, has more than 8,000 students.

In 1995, approximately 50% of American schools had Internet access. Today, it's 100%.

The crayon ranks #18 on a list of most recognizable scents, according to a study done by Yale University.

In 1997, New York was the first state to offer a sales-tax holiday weekend during the back-to-school rush. Today, 17 states, including Arkansas and Missouri, hold a tax-free weekend each year.

Summer break is typically eight weeks in the U.S, six weeks in Germany and 12 weeks for children in Chile. In Ethiopia, vacation is 12 to 15 weeks, depending on the school.

In 1962, Crayola changed the name of the "flesh" crayon to "peach." Partly in response to the civil rights movement, renaming this crayon was a way of recognizing that skin comes in a variety of shades.

Before erasers were invented, a common way to erase pencil markings was with a rolled up piece of white bread.

2.4% of children worldwide have Didaskaleinophobia, or the fear of going to school.

It's estimated there is one computer for every four students in U.S. public schools. That's more than 14 million computers.

Pencils can be used in zero gravity, upside down and even under water.

By the time a child turns 10, they have typically worn down 730 crayons. That's enough to color an NBA basketball court.

School buses are yellow because the color attracts attention faster than any other color. In scientific terms, "Lateral peripheral vision for detecting yellows is 1.24 times greater than for red."

The tradition of giving apples to teachers reportedly dates back to the 16th century in Denmark, where parents would pay their educators with food, because teachers couldn't live off their small salaries.